fix bug

src/main/ui/merchant_application.html

@@ -287,7 +287,7 @@
                                     <input type="text" name="contact_phone" required ng-model="partner.contact_phone"
                                            class="form-control" style="display: inline" onkeyup="value=value.replace(/[^\d]/g,'')"
                                            placeholder="Your Phone"  maxlength="11" ng-mouseleave="checkParams()" ng-mousedown="name_exist =false">
-                                    <button type="button"  class="btn btn-success button_width" style="display:inline;height: 34px;float: right;border-radius: 0px"
+                                    <button ng-disabled="name_exist" type="button"  class="btn btn-success button_width" style="display:inline;height: 34px;float: right;border-radius: 0px"
                                             title="发送验证码" ng-click="sendVerificationCode()"
                                             ng-bind="description" ng-disabled="canClick"></button>
                                 </div>